Mike Wiacek, Angel Investor

Mike Wiacek is an angel investor with a focus on cybersecurity and infrastructure ventures. His investment includes Tesseral, a company developing advanced digital solutions, where he participated in its seed round. He joined Tesseral’s seed round, which raised $3.3 million in total funding. This involvement reflects his interest in supporting early-stage startups in security and technology innovation. Mike is currently Founder and CTO of Stairwell, a role he began in 2025 after serving as its CEO for nearly six years. His leadership emphasizes building scalable cybersecurity platforms and advancing threat detection capabilities.